diff --git a/modules/lightmapper_cpu/config.py b/modules/lightmapper_cpu/config.py
index 96efd47d9fb..a3a33b3443e 100644
--- a/modules/lightmapper_cpu/config.py
+++ b/modules/lightmapper_cpu/config.py
@@ -7,11 +7,14 @@ def can_build(env, platform):
     # solution.
 
     if platform == "android":
-        return env["android_arch"] in ["arm64v8", "x86", "x86_64"]
+        return env["android_arch"] in ["arm64v8", "x86_64"]
 
     if platform in ["javascript", "server"]:
         return False
 
+    if env["bits"] == "32":
+        return False
+
     return True
 
 
diff --git a/modules/raycast/config.py b/modules/raycast/config.py
index a2692d3612e..6ea8e0a5de7 100644
--- a/modules/raycast/config.py
+++ b/modules/raycast/config.py
@@ -2,12 +2,18 @@ def can_build(env, platform):
     if not env["tools"]:
         return False
 
+    # Depends on Embree library, which supports only x86_64 (originally)
+    # and aarch64 (thanks to the embree-aarch64 fork).
+
     if platform == "android":
-        return env["android_arch"] in ["arm64v8", "x86", "x86_64"]
+        return env["android_arch"] in ["arm64v8", "x86_64"]
 
     if platform in ["javascript", "server"]:
         return False
 
+    if env["bits"] == "32":
+        return False
+
     return True